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LM317KTTR The Texas Instruments LM317KTTR is an adjustable positive voltage regulator capable of supplying over 1.5A. It offers an output voltage range from 1.25V to 37V.
Mfr Part #:

LM317KTTR

Available from 4 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments LM317KTTR is an adjustable positive voltage regulator capable of supplying over 1.5A. It offers an output voltage range from 1.25V to 37V.
✓ Total Stock: 14,196 pcs
$ Price Range: $0.38

LM317KTTR Available from 4 distributors

✓ Authorised
✓ Non-Authorised
DistyParts aggregates offers from multiple distributors. Final prices, lead times and terms are subject to the distributors' discretion and may change without prior notice. DistyParts is not liable for any discrepancies.

LM317KTTR Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Current
Mounting Type
Number of Regulators
Operating Temperature
Output Configuration
Output Current
Output Type
Output Voltage
PSRR
Protection Features
Quiescent Current
Supplier Device Package
Supplier Package
Thermal Resistance
Voltage
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LM317KTTR Description

Short technical summary and product information.

The LM317KTTR from Texas Instruments is a versatile three-terminal adjustable positive voltage regulator. It is designed to supply current greater than 1.5A and allows for output voltage adjustment from 1.25V to 37V, requiring only two external resistors for configuration.

 

Key electrical specifications include a typical line regulation of 0.01%/V and a load regulation of 0.1%. The device incorporates internal protection features such as short-circuit current limiting, thermal overload protection, and output safe-area compensation, ensuring reliable operation under various conditions.

 

This regulator is suitable for a wide range of applications, including power supplies, battery chargers, and general-purpose voltage regulation. It comes in a TO-263-4, D²Pak package, designed for surface mounting.

 

Operating temperature ranges from 0°C to 125°C. The device also features a typical PSRR of 80dB at 120Hz.

LM317KTTR Quick Information

Product Type: Linear Voltage Regulator
Series: LM317
Canonical Name: LM317 Adjustable Positive Voltage Regulator
Subcategory: Linear

LM317KTTR Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

LM317KTTR Estimated Pricing

Qty Low High
1+ $0.38 $0.38

Estimated market price range - modelled values for guidance only, not live distributor offers.

LM317KTTR Features

  • Adjustable output voltage from 1.25V to 37V.
  • Output current greater than 1.5A.
  • Internal short-circuit current limiting.
  • Thermal overload protection.
  • Surface mount TO-263 package.

LM317KTTR Applications

  • Adjustable power supply circuits.
  • Battery charging applications.
  • General purpose voltage regulation.
  • Power management systems.

LM317KTTR FAQs

7 frequently asked questions generated from this part’s specifications.
What is the output voltage range of the LM317KTTR?

The output voltage is adjustable from 1.25V to 37V.

What package is the LM317KTTR available in?

The LM317KTTR is available in a TO-263-4 (DDPAK) surface-mount package.

What is the operating temperature range?

0°C to 125°C.

What is the maximum output current?

1.5A.

What is the input voltage range?

3V to 40V.

What is the dropout voltage?

2V typical.

What is the power supply rejection ratio?

65dB to 80dB at 120Hz.

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